Attachment for a firearm



FIG. 1 is a Front view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 2 is a Front Perspective view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 3 is a Top view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 4 is a Bottom view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 5 is a Left Side view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 6 is a Back view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 7 is a Right Side view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 8 is a Front view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 9 is a Front Perspective view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 10 is a Top view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 11 is a Bottom view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 12 is a left side view of the attachment for a firearm in accordance with an embodiment of the design;

FIG. 13 is a Back view of the attachment for a firearm in accordance with an embodiment of the design; and,

FIG. 14 is a right side view of the attachment for a firearm in accordance with an embodiment of the design.

The features in dashed lines correspond to environment and do not form part of the claimed design. 

CLAIM The ornamental design for an attachment for a firearm, as shown and described. 